AMD Radeon HD 7870 GHz Edition vs NVIDIA A40 PCIe

VS

AMD Radeon HD 7870 GHz Edition NVIDIA A40 PCIe

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 GHz Edition and 48GB VRAM A40 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7870 GHz Edition 's Advantages

Lower TDP (175W vs 300W)

NVIDIA A40 PCIe 's Advantages

Released 8 years and 7 months late

Boost Clock1740MHz

More VRAM (48GB vs 2GB)

Larger VRAM bandwidth (695.8GB/s vs 153.6GB/s)

9472 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7870 GHz Edition

2.56 TFLOPS

A40 PCIe +1361%

37.42 TFLOPS

Radeon HD 7870 GHz Edition

VS

A40 PCIe

Graphics Card

Mar 2012

Release Date

Oct 2020

Southern Islands

Generation

Tesla

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1305 MHz

-

Boost Clock

1740 MHz

1200 MHz

Memory Clock

1812 MHz

Memory

2GB

Memory Size

48GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

384bit

153.6GB/s

Bandwidth

695.8GB/s

Render Config

-

SM Count

84

20

Compute Units

-

1280

Shading Units

10752

80

TMUs

336

32

ROPs

112

-

Tensor Cores

336

-

RT Cores

84

16 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

6 MB

Theoretical Performance

32.00 GPixel/s

Pixel Rate

194.9 GPixel/s

80.00 GTexel/s

Texture Rate

584.6 GTexel/s

-

FP16 (half)

37.42 TFLOPS

2.560 TFLOPS

FP32 (float)

37.42 TFLOPS

160.0 GFLOPS

FP64 (double)

584.6 GFLOPS

Graphics Processor

Pitcairn

GPU Name

GA102

Pitcairn XT (215-0828047)

GPU Variant

-

GCN 1.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

2.8 billion

Transistors

28.3 billion

212 mm²

Die Size

628 mm²

Board Design

175W

TDP

300W

450 W

Suggested PSU

700 W

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

3x DisplayPort 1.4a

2x 6-pin

Power Connectors

8-pin EPS

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

5.1

Shader Model

6.6

Related GPU Comparisons

1

AMD Radeon R7 250 vs AMD Radeon HD 7870 GHz Edition

2

NVIDIA GeForce RTX 3060 vs AMD Radeon HD 7870 GHz Edition

3

NVIDIA GeForce GTX 660 Rev. 2 vs AMD Radeon HD 7870 GHz Edition

4

NVIDIA RTX 6000 Ada vs AMD Radeon HD 7870 GHz Edition

5

AMD Radeon HD 7870 GHz Edition vs AMD Radeon RX 6950 XT

6

NVIDIA GeForce GT 730 vs AMD Radeon HD 7870 GHz Edition

7

Intel UHD Graphics 770 vs AMD Radeon HD 7870 GHz Edition

8

AMD Radeon HD 7870 GHz Edition vs ATI Radeon HD 2900 GT

9

AMD Radeon HD 7870 GHz Edition vs ATI FirePro V7750

10

AMD Radeon HD 7870 GHz Edition vs AMD Radeon RX 6800 XT